package com.ruoyi.framework.security.filter;

import java.io.IOException;
import javax.servlet.FilterChain;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.ruoyi.common.annotation.IgnoreToken;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
import org.springframework.security.core.context.SecurityContextHolder;
import org.springframework.security.web.authentication.WebAuthenticationDetailsSource;
import org.springframework.stereotype.Component;
import org.springframework.web.filter.OncePerRequestFilter;
import com.ruoyi.common.core.domain.model.LoginUser;
import com.ruoyi.common.utils.SecurityUtils;
import com.ruoyi.common.utils.StringUtils;
import com.ruoyi.framework.web.service.TokenService;
import org.springframework.web.method.HandlerMethod;

/**
 * token过滤器 验证token有效性
 * 
 * @author ruoyi
 */
@Component
public class JwtAuthenticationTokenFilter extends OncePerRequestFilter
{
    @Autowired
    private TokenService tokenService;

    @Override
    protected void doFilterInternal(HttpServletRequest request, HttpServletResponse response, FilterChain chain)
            throws ServletException, IOException
    {

        String uri = request.getRequestURI();
        String contextPath = request.getContextPath();
        String path = uri.substring(contextPath.length()); // 去掉项目前缀

        if (path.startsWith("/redis/")) {
            chain.doFilter(request, response);
            return;
        }

// 放行 /big-screen/preview 页面和它所有请求的接口
        if (
//                path.startsWith("/big-screen/preview")
//                || path.startsWith("/getInfo")
//                || path.startsWith("/getRouters")
                 path.startsWith("/bigScreen/permission/check")
//                || path.startsWith("/bigScreen/design/info")
//                || path.startsWith("/bigScreen/chart/data/list")
//                || path.startsWith("/sockjs-node/info")
        ) {
            chain.doFilter(request, response);
            return;
        }

        // 正常 token 校验逻辑
        LoginUser loginUser = tokenService.getLoginUser(request);
        if (StringUtils.isNotNull(loginUser) && StringUtils.isNull(SecurityUtils.getAuthentication()))
        {
            tokenService.verifyToken(loginUser);
            UsernamePasswordAuthenticationToken authenticationToken =
                    new UsernamePasswordAuthenticationToken(loginUser, null, loginUser.getAuthorities());
            authenticationToken.setDetails(new WebAuthenticationDetailsSource().buildDetails(request));
            SecurityContextHolder.getContext().setAuthentication(authenticationToken);
        }
        chain.doFilter(request, response);
    }
}
